Intraspinal synovial cysts occur most often at the L4-5 level, but they have been reported in all areas of the spine except the intraforaminal region and the sacrum. Spinal Cord (2001) 39, 399–401.

Lumbar radiculopathy, or sciatic neuritis, is a condition that usually results from a pinched nerve or a herniated disc, though other causes are possible. Typical symptoms are weakness, pain ...